What’s Vulnerable › Vulnerabilities

CVE-2024-32046: Detailed error discloses full file path with dev mode off

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-04-26 · updated 2026-06-17
• Weakness: CWE-200

Description

Mattermost versions 9.6.x <= 9.6.0, 9.5.x <= 9.5.2, 9.4.x <= 9.4.4 and 8.1.x <= 8.1.11 fail to remove detailed error messages in API requests even if the developer mode is off which allows an attacker to get information about the server such as the full path were files are stored

Affected products

• Mattermost: from 8.1.0 before 8.1.12; from 9.4.0 before 9.4.5; from 9.5.0 before 9.5.3; from 9.6.0 before 9.6.1 — fixed in 8.1.12, 9.4.5, 9.5.3, 9.6.1

How to fix

Upgrade to a fixed version: Mattermost 8.1.12, 9.4.5, 9.5.3, 9.6.1. Check the vendor advisory for mitigations.

References

• https://mattermost.com/security-updates
• https://mattermost.com/security-updates

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